Step 1

Heat oven to 375°F. Lightly grease 8-inch square (2-quart) glass baking dish with shortening or cooking spray. Place blackberries in dish; drizzle with lemon juice.

Step 2

In medium bowl, stir egg, sugar and flour until mixture looks like coarse meal. Sprinkle over fruit. Drizzle melted butter over topping.

Step 3

Bake 40 to 45 minutes or until topping is lightly browned and filling is bubbly. Cool 10 minutes. Serve warm with ice cream.